If Certificate is invalid.\r
@retval RETURN_NOT_FOUND If no CommonName entry exists.\r
@retval RETURN_BUFFER_TOO_SMALL If the CommonName is NULL. The required buffer size\r
If Certificate is invalid.\r
@retval RETURN_NOT_FOUND If no CommonName entry exists.\r
@retval RETURN_BUFFER_TOO_SMALL If the CommonName is NULL. The required buffer size\r